Dive mask



FIG. 1 is a perspective view of a dive mask according to one aspect of the present invention;

FIG. 2 is a left side view of the dive mask shown in FIG. 1, the right side view being a mirror image thereof;

FIG. 3 is a top plan view of the dive mask shown in FIG. 1; and,

FIG. 4 is a bottom plan view of the dive mask shown in FIG. 1. 

The ornamental design for a dive mask, substantially as shown and described. 